50 votes
Accepted

Do mosquitoes urinate on you when they bite you?

Yes. (Photo by James Gathany, Public Health Image Library (PHIL), Centers for Disease Control and Prevention) But it could be worse. Most blood-sucking insects urinate while they feed so they can ...
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  • 2,402
46 votes

Will there be millions of cicadas per acre when Brood X emerges this year?

According to Periodical cicada nymphs impose periodical oak tree wood accumulation Nature volume 287, pages 326–327 (1980): Densities of cicadas underground are very great — Dybas and Davis report ...
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  • 99.2k
37 votes

Will there be millions of cicadas per acre when Brood X emerges this year?

"...the ground would practically be covered with them". Yes, this will happen. This cicada segment from the April 27th PBS News Hour at minute 3:42 shows the ground covered with cicadas (...
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36 votes

Do termites produce 10 times more CO2 than humans?

Leaving aside the fact that termite CO2 production is on few, if any, secondary school syllabuses, its more complicated than that. Termites are not burning fossil fuels. The carbon they produce comes ...
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  • 15.8k
13 votes
Accepted

Are these bugs baffling entomologists with their appearance and behaviour?

As people have commented, NASA isn't particularly associated with entomologists, so that seems to be a bit of a red herring and unnecessary appeal to authority. So what if NASA is confused by these ...
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  • 9,217
12 votes
Accepted

Does switching the lights off help avoiding mosquitoes?

Q Does switching the lights off help avoiding mosquitoes? In short: "yes", but with so much caveats that ultimately the needed qualifier is "but it's not effective". The caveats are: not all ...
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  • 43.6k
12 votes

Is a writer named Lisa Holst responsible for the belief that everyone eats eight spiders a year?

As of roughly August 2021, per a note on Lemmino's video investigating the origins of Lisa Holst, Snopes founder David Mikkelson has admitted to fabricating the PC Professional article and the writer. ...
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11 votes

Will there be millions of cicadas per acre when Brood X emerges this year?

This is in wooded areas. When they emerge from the ground, they don't stay there. They go up in the trees and make their loud buzzing noises. Here is a picture from the web... SOURCE
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  • 949
11 votes

Is a writer named Lisa Holst responsible for the belief that everyone eats eight spiders a year?

No, an earlier list was published by Margot Anne-Stephanie Vigeant as author of the article Things to Stress Over in Cornell Engineer April 1992, volume 56, number 2, pages 24 and 25, (alternative ...
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  • 99.2k
6 votes
Accepted

Does flour or rice make an ant's stomach explode?

Probably not. There doesn't appear to be any evidence of the exploding stomach phenomenon. And most evidence to be found points in the opposite direction. Seeds are a natural food source. This is a ...
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  • 2,005
5 votes

Would humans starve if spiders disappeared?

Nope. If insects ran rampant and ate everything, we could just eat them. Could Less Meat Mean More Food? “Nutritionally, it is excellent food,” says Arnold van Huis, an entomologist at Wageningen ...
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5 votes
Accepted

Do roaches die (naturally) on their backs?

It's hard to find reputable sources on this issue, but let me present the two different takes on it that I found. According to this article: Cockroaches, apparently, have bulky bodies (composing of ...
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  • 4,023
5 votes

Is the total biomass of ants roughly equal to the total biomass of humans?

An article recently published by the BBC debunks this myth: http://www.bbc.co.uk/news/magazine-29281253 This claim was originally made by Harvard University professor Edward O Wilson, and the German ...
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  • 151
5 votes

Is a writer named Lisa Holst responsible for the belief that everyone eats eight spiders a year?

Youtuber Lemmino actually located the only possible magazine that matched the description and got a copy of the article sent to him and translated. It contained nothing relevant to the spider story. ...
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  • 59
5 votes
Accepted

Is there a species of locust-eating wasp that will check its burrow repeatedly if its food is moved?

It seems that Fabre's original claim has been greatly exaggerated by subsequent writers, and that the wasps are not nearly as stereotyped as those subsequent authors have claimed; Fabre's own ...
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  • 419
4 votes
Accepted

Do cockroaches eat margarine?

It looks like there is some basis to this: Attractiveness of Certain Popular Food Products to the German Cockroach, Blattella germanica, Adults under Field Conditions: Oily Products: The data ...
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4 votes

Is a writer named Lisa Holst responsible for the belief that everyone eats eight spiders a year?

Two points: The publication of The Pedant's Revolt by Andrea Barham took place after the original Snopes article, not before. The first edition of the book was in 2005. The Snopes article first ...
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3 votes

Do dryer sheets repel insects?

They definitely repel fungus gnats. Do they repel other bugs? I have no idea. Sarah Zielinski, in an article on the Smithsonian magazine website, provides a simple summary of the research. Cloyd RA, ...
3 votes

Does swatting/killing a bee cause the hive to attack?

In Neurobiology of Chemical Communication., Chapter 5 - Chemical Communication in the Honey Bee Society, Section 5.1.2.5 Defensive Behavior: Alarm Pheromones details how trigger pheromones are ...
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3 votes
Accepted

Do honeybees disrupt native pollinators in North America?

There is a recent review article covering this topic: Do managed bees have negative effects on wild bees?: A systematic review of the literature 8 December 2017, PLOSone: Fifty-three percent of ...
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  • 99.2k
3 votes

Do roaches die (naturally) on their backs?

I think the answer is really in the physics of the cockroach, or other insect bodies. When the insect dies, rigor mortis sets in. Since the flexor muscles are almost always larger than the extensor ...
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  • 3,394
3 votes
Accepted

Is the apparent drop in insect deaths on windshields due to a decline in insect populations?

The Question consists of three parts 1: Decline of insect populations. Is there any substantial and robust decline of insects in a large enough space and timespan to consider it a general decline? ...
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2 votes

Do these household substances repel wasps?

Research by Zhang QH et.al. in 2013 shows that for a category of wasps called yellow jackets, essential oils such as clove and peppermint showed significant repellency. Of the 21 essential oils ...
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  • 22.6k
2 votes

Do bees use odor instead of dance to communicate the location of food?

Following the Wikipedia sources, I found: J. R. Riley, U. Greggers, A. D. Smith, D. R. Reynolds & R. Menzel, The flight paths of honeybees recruited by the waggle dance Nature 435, 205-207 (12 ...
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  • 133k
2 votes

Do you eat a certain number of spiders whilst you sleep?

The 1992 book Basic Statistics for the Behavioral Sciences Student Workbook and Study Guide says: b.This is a very low p, indicating that, over the long run, we can expect to swallow spiders only ...
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  • 99.2k

Only top scored, non community-wiki answers of a minimum length are eligible